# class Odometer:
#     def __init__(self,odometer_reading = 0):
#         self.odometer_reading = odometer_reading
#     def read_odometer(self):
#         """打印⼀个句⼦，指出汽⻋的⾏驶⾥程"""
#         print(f"This car has {self.odometer_reading} miles on it.")
#     def update_odometer(self, mileage):
#         """将⾥程表读数设置为给定的值"""
#         if mileage >= self.odometer_reading:
#             self.odometer_reading = mileage
#         else:
#             print("You can't roll back an odometer!")
#     def increment_odometer(self, miles):
#         """让⾥程表读数增加给定的量"""
#         self.odometer_reading += miles
#
# class Car:
#     """⼀次模拟汽⻋的简单尝试"""
#     def __init__(self, make, model, year):
#         """初始化描述汽⻋的属性"""
#         self.make = make
#         self.model = model
#         self.year = year
#         self.odometer = Odometer()
#     def get_descriptive_name(self):
#         """返回格式规范的描述性名称"""
#         long_name = f"{self.year} {self.make} {self.model}"
#         return long_name.title()
#     def fill_gas_tank(self):
#         print("This car has a gas tank!")
#
# class Battery:
#     def __init__(self, battery_size=40):
#         """初始化电池的属性"""
#         self.battery_size = battery_size
#     def describe_battery(self):
#         """打印⼀条描述电池容量的消息"""
#         print(f"This car has a {self.battery_size}-kWh battery.")
#
#     def get_range(self):
#         """打印⼀条消息，指出电池的续航⾥程"""
#         if self.battery_size == 40:
#             range_1 = 150
#         elif self.battery_size == 65:
#             range_1 = 225
#             print(f"This car can go about {range_1} miles on a full charge.")
#
# class ElectricCar(Car):
#     """电动汽⻋的独特之处"""
#     def __init__(self, make, model, year):
#         """初始化⽗类的属性"""
#         super().__init__(make, model, year)
#         self.battery = Battery()
#     def fill_gas_tank(self):
#         """电动汽⻋没有油箱"""
#         print("This car doesn't have a gas tank!")
#
# my_leaf = ElectricCar('nissan', 'leaf', 2024)
# print(my_leaf.get_descriptive_name())
# my_leaf.fill_gas_tank()
# my_leaf.battery.get_range()

# from pathlib import Path
#
# path = Path('conda_list.txt')
# contexts = path.read_text()
# print(contexts)
print("hello")

